Football judgments and driving too fast: The science of judging speed

Football officials watching slow-motion clips or drivers changing from motorways to 30 mph zones could be unconsciously misjudging speed -- and the motivations behind a person's movements -- because their perceptions of 'normal' have been altered by re...

Football officials watching slow-motion clips or drivers changing from motorways to 30 mph zones could be unconsciously misjudging speed -- and the motivations behind a person's movements -- because their perceptions of 'normal' have been altered by recent experiences, new research has found.